feat: kubesphere 4.0 (#6115)

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

---------

Signed-off-by: ci-bot <ci-bot@kubesphere.io>
Co-authored-by: ks-ci-bot <ks-ci-bot@example.com>
Co-authored-by: joyceliu <joyceliu@yunify.com>

pkg/models/resources/v1alpha3/namespace/namespaces.go

@@ -1,27 +1,19 @@
 /*
-Copyright 2019 The KubeSphere Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
+ * Please refer to the LICENSE file in the root directory of the project.
+ * https://github.com/kubesphere/kubesphere/blob/master/LICENSE
+ */
 
 package namespace
 
 import (
+	"context"
 	"strings"
 
-	v1 "k8s.io/api/core/v1"
+	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/runtime"
-	"k8s.io/client-go/informers"
+	"k8s.io/apimachinery/pkg/types"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+	runtimeclient "sigs.k8s.io/controller-runtime/pkg/client"
 
 	"kubesphere.io/kubesphere/pkg/api"
 	"kubesphere.io/kubesphere/pkg/apiserver/query"
@@ -29,33 +21,32 @@ import (
 )
 
 type namespacesGetter struct {
-	informers informers.SharedInformerFactory
+	cache runtimeclient.Reader
 }
 
-func New(informers informers.SharedInformerFactory) v1alpha3.Interface {
-	return &namespacesGetter{informers: informers}
+func New(cache runtimeclient.Reader) v1alpha3.Interface {
+	return &namespacesGetter{cache: cache}
 }
 
 func (n namespacesGetter) Get(_, name string) (runtime.Object, error) {
-	return n.informers.Core().V1().Namespaces().Lister().Get(name)
+	namespace := &corev1.Namespace{}
+	return namespace, n.cache.Get(context.Background(), types.NamespacedName{Name: name}, namespace)
 }
 
 func (n namespacesGetter) List(_ string, query *query.Query) (*api.ListResult, error) {
-	ns, err := n.informers.Core().V1().Namespaces().Lister().List(query.Selector())
-	if err != nil {
+	namespaces := &corev1.NamespaceList{}
+	if err := n.cache.List(context.Background(), namespaces, client.MatchingLabelsSelector{Selector: query.Selector()}); err != nil {
 		return nil, err
 	}
-
 	var result []runtime.Object
-	for _, item := range ns {
-		result = append(result, item)
+	for _, item := range namespaces.Items {
+		result = append(result, item.DeepCopy())
 	}
-
 	return v1alpha3.DefaultList(result, query, n.compare, n.filter), nil
 }
 
 func (n namespacesGetter) filter(item runtime.Object, filter query.Filter) bool {
-	namespace, ok := item.(*v1.Namespace)
+	namespace, ok := item.(*corev1.Namespace)
 	if !ok {
 		return false
 	}
@@ -68,12 +59,12 @@ func (n namespacesGetter) filter(item runtime.Object, filter query.Filter) bool
 }
 
 func (n namespacesGetter) compare(left runtime.Object, right runtime.Object, field query.Field) bool {
-	leftNs, ok := left.(*v1.Namespace)
+	leftNs, ok := left.(*corev1.Namespace)
 	if !ok {
 		return false
 	}
 
-	rightNs, ok := right.(*v1.Namespace)
+	rightNs, ok := right.(*corev1.Namespace)
 	if !ok {
 		return true
 	}

pkg/models/resources/v1alpha3/namespace/namespaces_test.go

@@ -1,17 +0,0 @@
-/*
-Copyright 2019 The KubeSphere Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package namespace